From 4aa3b9e334e4cfe89cf609dbdddb9ff93941d1d2 Mon Sep 17 00:00:00 2001
From: Dmitry Jemerov <yole@jetbrains.com>
Date: Tue, 15 Sep 2015 14:07:10 +0200
Subject: [PATCH] don't initialize Kotlin caches if there is no Kotlin code to
 compile

Original commit: 35d9880266a1ea454a71356431bd797d35c33e12
---
 .../src/org/jetbrains/kotlin/jps/build/KotlinBuilder.kt   | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/jps/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinBuilder.kt b/jps/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinBuilder.kt
index defd46693df..3c10754f873 100644
--- a/jps/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinBuilder.kt
+++ b/jps/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinBuilder.kt
@@ -102,10 +102,9 @@ public class KotlinBuilder : ModuleLevelBuilder(BuilderCategory.SOURCE_PROCESSOR
             outputConsumer: ModuleLevelBuilder.OutputConsumer
     ): ModuleLevelBuilder.ExitCode {
         val messageCollector = MessageCollectorAdapter(context)
-        val incrementalCaches = getIncrementalCaches(chunk, context)
 
         try {
-            return doBuild(chunk, context, dirtyFilesHolder, messageCollector, outputConsumer, incrementalCaches)
+            return doBuild(chunk, context, dirtyFilesHolder, messageCollector, outputConsumer)
         }
         catch (e: StopBuildException) {
             throw e
@@ -124,8 +123,7 @@ public class KotlinBuilder : ModuleLevelBuilder(BuilderCategory.SOURCE_PROCESSOR
             chunk: ModuleChunk,
             context: CompileContext,
             dirtyFilesHolder: DirtyFilesHolder<JavaSourceRootDescriptor, ModuleBuildTarget>,
-            messageCollector: MessageCollectorAdapter, outputConsumer: ModuleLevelBuilder.OutputConsumer,
-            incrementalCaches: Map<ModuleBuildTarget, IncrementalCacheImpl>
+            messageCollector: MessageCollectorAdapter, outputConsumer: ModuleLevelBuilder.OutputConsumer
     ): ModuleLevelBuilder.ExitCode {
         // Workaround for Android Studio
         if (!JpsUtils.isJsKotlinModule(chunk.representativeTarget()) && !JavaBuilder.IS_ENABLED[context, true]) {
@@ -139,6 +137,7 @@ public class KotlinBuilder : ModuleLevelBuilder(BuilderCategory.SOURCE_PROCESSOR
 
         if (chunk.getTargets().any { dataManager.getDataPaths().getKotlinCacheVersion(it).isIncompatible() }) {
             LOG.info("Clearing caches for " + chunk.getTargets().map { it.getPresentableName() }.join())
+            val incrementalCaches = getIncrementalCaches(chunk, context)
             incrementalCaches.values().forEach(StorageOwner::clean)
             return CHUNK_REBUILD_REQUIRED
         }
@@ -158,6 +157,7 @@ public class KotlinBuilder : ModuleLevelBuilder(BuilderCategory.SOURCE_PROCESSOR
                     it.data
                 } ?: LookupTracker.DO_NOTHING
 
+        val incrementalCaches = getIncrementalCaches(chunk, context)
         val environment = createCompileEnvironment(incrementalCaches, lookupTracker, context)
         if (!environment.success()) {
             environment.reportErrorsTo(messageCollector)